Washington Redskins quarterback Robert Griffin III twists his knees as he reaches for the loose ball after a low snap during the second half of an NFL wild card game against the Seattle Seahawks in Landover, Md., Jan. 6, 2013. (Matt Slocum/AP)

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Injured

Washington Redskins quarterback Robert Griffin III is helped off the field after an injury during the second half against the Baltimore Ravens in Landover, Md., Dec. 9, 2012. Griffin suffered a sprained knee at the end of a 13-yard scramble. (Patrick Semansky/AP)

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In the tunnel

Washington Redskins quarterback Robert Griffin III prepares to take the field before a game against the Dallas Cowboys Dec. 30, 2012, in Landover, Md. (Evan Vucci/AP)

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Pointing skyward

Washington Redskins quarterback Robert Griffin III points skyward during his introduction before a game against the Baltimore Ravens in Landover, Md., Dec. 9, 2012. (Patrick Semansky/AP)

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Stiff arm

Washington Redskins quarterback Robert Griffin III pushes Philadelphia Eagles defensive end Jason Babin away as he looks to get rid of the ball during the first half in Landover, Md., Nov. 18, 2012. (Patrick Semansky/AP)

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Presidential run

Washington Redskins quarterback Robert Griffin III looks for an opening to pass during the first half of a game against the Cincinnati Bengals in Landover, Md., Sept. 23, 2012. (Nick Wass/AP)

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Everybody scream

Washington Redskins quarterback Robert Griffin III (10) celebrates with fans after a 76-yard touchdown run during the second half of a game against the Minnesota Vikings, Oct. 14, 2012, in Landover, Md. (Pablo Martinez Monsivais/AP)

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Flag waver

Washington Redskins quarterback Robert Griffin III carries a US Flag onto the field before a game against the Philadelphia Eagles in Landover, Md., Nov. 18, 2012. in support of the NFL's Salute to Service. (Nick Wass/AP)

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Taking a break

Washington Redskins quarterback Robert Griffin III warms up before a game against the New York Giants in Landover, Md., Dec. 3, 2012. (Evan Vucci/AP)

Washington Redskins quarterback Robert Griffin III (10) holds up his "Galloping Gobbler" award following a 38-31 win over the Dallas Cowboys in a game on Nov. 22, 2012, in Arlington, Texas. (Tim Sharp/AP)

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Back to Baylor

Washington Redskins quarterback Robert Griffin III, right, and Baylor quarterback Nick Florence (11) smile on the field after a game against Texas Tech Nov. 24, 2012, in Arlington, Texas. (LM Otero/AP)

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Spike Lee

Washington Redskins quarterback Robert Griffin III (10) poses for a photo with director Spike Lee, center, after a game against the New Orleans Saints at the Mercedes-Benz Superdome in New Orleans Sept. 9, 2012. (Matthew Hinton/AP)

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RG3 Fans

Fans of Washington Redskins quarterback Robert Griffin III hold up signs before a game at the Mercedes-Benz Superdome in New Orleans Sept. 9, 2012. (Matthew Hinton/AP)

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TD dive

Washington Redskins quarterback Robert Griffin III is knocked out of boards shy of the goal line during the second half of a game against Cincinnati Bengals in Landover, Md., Sept. 23, 2012. (Nick Wass/AP)

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Pre-game

Washington Redskins quarterback Robert Griffin III points and smiles before a preseason game against the Tampa Bay Buccaneers, Aug. 29, 2012, in Landover, Md. (Nick Wass/AP)